NXP Semiconductors UM10317 User's Manual
Contents
1. 3 3 V unswitched 3 3 V unswitched Jela e AW MMS PNAS 1 3 3 V unswitched GND Tes N D L ac oc oc a Vcc 5V unswitched PCA9633 a 3 3 V unswitched SDA LEDO LEDo 3 3 V switched PIN12 Lep1 PIN4 LED1 LED2 LED2 LED 3 LED3 A6 A6 A5 A5 3 3 V unswitched A4 A4 ratata tata eat A6 5 V switched a NE A4 GND A2 Al AO IC2 ce 4 AO 1 Vcc Al 2 A6 2 20 SONS o LEDO 3 A5 ON Enz 5 Sol TET LED2 5 SCL LED3 6 A4 S1 AEA A2 7 OE l A3 8 ND e l GND DIL16 1 GND SOCKET not populated ears Fig 2 _PCA9633 daughter card UM10317_1 NXP B V 2008 All rights reserved User manual Rev 01 15 December 2008 5 of 11 NXP Semiconductors UM1 031 T PCA9633 demonstration board OM6282 7 OM6282 demonstration board main components Table 1 OM6282 demo board main components Device Description Address Location PCA9633PW 4 bit Fm l C bus LED driver 0xC4 for 12C 2005 1 interface IC1 8 PCA9633 evaluation steps The PCA9633 functions are controlled by WIN I2CUSB Lite GUI Refer to the PCA9633 data sheet for additional information on the registers and functionality 8 1 Color mixing and dimming LEDs 1 Connect the hardware as described in Sect2. UM10317 PCA9633 demonstration board OM6282 Rev 01 15 December 2008 User manual Document information Info Content Keywords 12C PCA9633 RGB RGBA 2 x 8 bit PWM Abstract The OM6282 is an add on to NXP s I2C 2005 1 demo board This daughter board makes it easy to test and design with the PCA9633 a 4 bit Fast mode Plus Fm LED driver These boards along with the I2CUSB Lite GUI PC based provide an easy to use evaluation platform founded by Philips NXP Semiconductors UM1 031 T PCA9633 demonstration board OM6282 Revision history Rev Date Description 01 20081215 user manual initial release Contact information For more information please visit http www nxp com For sales office addresses please send an email to salesaddresses nxp com UM10317_1 NXP B V 2008 All rights reserved User manual Rev 01 15 December 2008 2 of 11 NXP Semiconductors UM1 031 T PCA9633 demonstration board OM6282 1 Introduction The PCA9633 evaluation board features LEDs for color mixing blinking and dimming demonstrations A graphical interface allows the user to easily explore the different functions of the driver The board can be connected in series with other 12C demo boards to create an evaluation system The IC communicates to the host via the industry standard I C bus SMBus port The evaluation software runs under MicroSoft Windows PC plat
3. 2008 Document identifier UM10317_1
4. 5 I2C 2005 1 demo board You may download the WIN I2CUSB Lite Software the OM6275 user manual UM10206 and find ordering information at the NXP web site http Awww standardics nxp com support boards i2c20051 4 2 OM6282 connection to I2C 2005 1 board The I2C 2005 1 demo board should be disconnected from your PC before mounting the OM6281 board on to it The OM6282 board has a 9 pin female connector that connects to the JP1 male connector on the 12C 2005 1 board With both boards facing you connect the OM6282 board to the 12C 2005 1 board before connecting the USB cable Once the board is connected connect the USB cable and start the WIN I2CUSB Lite software You are now ready to evaluate the PCA9633 5 Hardware description LED light diffuser PCA9633 J2 OE select probe a J3 card extender connector J1 connector to 12C 2005 1 board address and OE selector Fig 1 OM6282 demo board The OM6282 board has 3 jumper headers e J1 is for connection to JP1 on I2C 2005 1 demo board e J2 allows an external OE to be connected to the board e J3 is for pass through signals from the I2C 2005 1 demo board e IC2 is an unpopulated area for signal access All address I2C LED signals are available UM10317_1 NXP B V 2008 All rights reserved User manual Rev 01 15 December 2008 4 of 11 NXP Semiconductors UM1 031 T PCA9633 demonstration board OM6282 6 Schematic
5. EDOUT register on one LED output to be controlled only by its PWM for example LED1 controlled by PWM1 Change the blink rate and observe the results Win I20US8 Lite PCA9633 Four bit LED dimmer Bir Omko pixs Wicker teb Mode 1 0x81 Auto Increment All registers C Normal mode C Does not respond to subaddress 1 C Does not respond to subaddress 2 PWM Realsters pwne pema pema Pyama W ON Group Registers GRPPWM CREEERO x05 Oxi C Does not respond to subaddress 3 E Responds to All Call addresses Mode 2 0x25 F Group control blinking O Outputs not inverted C Outputs changed on STOP Totem pole outputs 18 75 58 59 K 12 50 99 63 OUTNE 01 LED Driver Outputs LEDOUT OxFB LEDI controlled by PWMI Fig 6 LEDS controlled by PWM3 and GREPWM LED controlled by PWM2 and GRPPWM LEDO controlled by PWMO and GRPPWM bara Sse ses SURADR SUBADR2 SUBADRS ALLCALLADR FO Software Reset Sere Example of short blink every second 9 Support For support please send an E mail to i2c support nxp com NXP B V 2008 All rights reserved Rev 01 15 December 2008 8 of 11 NXP Semiconductors UM1 031 T PCA9633 demonstration board OM6282 10 Abbreviations Table 2 Abbreviations Acronym Description ESD ElectroStatic Discharge GUI Graphical User Interface 12C bus Inter integrated Circuit bus IC Integrated Circuit LED L
6. form 2 Features e A complete evaluation platform for the PCA9633 4 bit LED driver e Easy to use GUI based software demonstrates the capabilities of the PCA9633 e On board LEDs for visual experience e Convenient test points for easy scope measurements and signal access e USB interface to the host PC e No external power supply required 3 Getting started 3 1 Assumptions Familiarity with the 1 C bus is helpful but not required 3 2 Static handling requirements CAUTION This device is sensitive to ElectroStatic Discharge ESD Therefore care should be taken during transport and handling You must use a ground strap or touch the PC case or other grounded source before unpacking or handling the hardware 3 3 Minimum system requirements e PC Pentium 60 processor or equivalent 8 MB RAM 10 MB of hard drive space e One USB port either 2 0 or 1 1 compatible e Windows 98SE ME 2000 XP or Vista e 2C 2005 1 demonstration board OM6275 3 4 Power requirements The NXP demonstration board 12C 2005 1 and OM6282 hardware obtain power from the PC USB port Care should be taken not to exceed the USB port current capabilities UM10317_1 NXP B V 2008 All rights reserved User manual Rev 01 15 December 2008 3 of 11 NXP Semiconductors UM1 031 T PCA9633 demonstration board OM6282 4 Installation 4 1 12C 2005 1 board and WIN 12CUSB Lite software The OM6282 is a daughter card to the OM627
7. ight Emitting Diode PC Personal Computer PWM Pulse Width Modulator RAM Random Access Memory RGB Red Green Blue RGBA Red Green Blue Amber SMBus System Management Bus USB Universal Serial Bus 11 References 1 PCA9633 4 bit Fm l2C bus LED driver Product data sheet NXP Semiconductors www nxp com pip PCA9633 2 UM10206 I2C Demonstration Board 2005 1 Quick Start Guide NXP Semiconductors www nxp com acrobat usermanuals UM10206 UM10317_1 NXP B V 2008 All rights reserved User manual Rev 01 15 December 2008 9 of 11 NXP Semiconductors UM10317 12 Legal information PCA9633 demonstration board OM6282 12 1 Definitions Draft The document is a draft version only The content is still under internal review and subject to formal approval which may result in modifications or additions NXP Semiconductors does not give any representations or warranties as to the accuracy or completeness of information included herein and shall have no liability for the consequences of use of such information 12 2 Disclaimers General Information in this document is believed to be accurate and reliable However NXP Semiconductors does not give any representations or warranties expressed or implied as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information Right to make changes NXP Semiconductors reserves the right to
8. ion 4 The PCA9633 address is set to 0xC4 2 Start the GUI software 3 The main screen will appear 4 From the Device drop down menus select LED Blinkers and Dimmers and from the subsequent drop down menu select PCA9633 4 bit LED driver as in Figure 3 5 The device configuration screen will be displayed as in Figure 4 6 Un check the Sleep Enabled oscillator off box to enable the device check the Auto Write box lower right and click the Write All button 7 Go to the LED Driver Outputs pull down tabs and for LEDO to LED3 select LEDn controlled by PWMn and GRPPWM 8 With the cursor move the PWMnh bars to change the colors on the OM6282 board PWMO0 controls the red LED PWM1 controls the green LED PWM2 controls the blue LED PWM3 controls the amber LED 9 Once you set a color with the PWM values move the GRPPWM cursor and observe the dimming effect Figure 5 UM10317_1 NXP B V 2008 All rights reserved User manual Rev 01 15 December 2008 6 of 11 NXP Semiconductors UM10317 PCA9633 demonstration board OM6282 Fig 3 Win12CUSB Lite PCA9530 2 be LED Derma I 10 Eapariders r reo prance Mantes Selnctox D001 dema P Mitplexvers Swiches Non volatile Reegters RAM PRAM Re Time Clocks Therma Hargana Uneversal Modes Traring Board Sei Test Sr PAIN One rte ange UD Garver PCAWSS Hebe LED Dormer Drop down menu select
9. ions Fig 4 Win 12CUSB Lite PCA9633 Four bit LED dimmar Bie Omke Otim Window tio Mode 1 0x91 Auto Increment All registers Sleep enabled oscillator off C Does not respond to subaddress 1 C Does not respond to subaddress 2 C Does nat respond to subaddress 3 lv Responds to All Call addresses Mode 2 0x05 C Group control dimming C Outputs not inverted O Outputs changed on STOP E Totem pole outputs OUTNE 01 z LED Driver Outputs LEDOUT OXON LEDI is off LED is off LEDI is off LEDO Is off Device configuration screen PWM Registers Group Registers PWM PWM2 PWMI PWMO GRPPWM GRPFREQ 0x00 0x00 0x00 0x00 OxFF D00 F 0 00 0 00 10 00 0 00 99 61 0 04 300 Subaddresses SUBADRx SUBADRI 2 id susavr2 ET txts SUBADRS jen O auto write off ALLCALLADR EU Software Reset Send Write Al Read All Fig 5 Win 12CUSB Lite PCA9633 Four bit LED dimmar Ble Umke Options Window tino Mode 1 Ox 1 Auto Increment All registers O Normal mode C Does not respond to subaddress 1 Does not respond to subaddress 2 C Does nat respond to subaddress 3 F Responds to All Call addresses Mode 2 0x05 O Group control dimming C Outputs not inverted C Outputs changed on STOP E Totem pole outputs OUTNE 01 LED Driver Outputs LEDOUT OxFB LEDS controlled by PWMI and GRPPWM LED controled by PWM and GREPWM LEDI controled by PWMI LEDO controled by PWMO and GRPPWM Di
10. make changes to information published in this document including without limitation specifications and product descriptions at any time and without notice This document supersedes and replaces all information supplied prior to the publication hereof UM10317_1 Suitability for use NXP Semiconductors products are not designed authorized or warranted to be suitable for use in medical military aircraft space or life support equipment nor in applications where failure or malfunction of an NXP Semiconductors product can reasonably be expected to result in personal injury death or severe property or environmental damage NXP Semiconductors accepts no liability for inclusion and or use of NXP Semiconductors products in such equipment or applications and therefore such inclusion and or use is at the customer s own risk Applications Applications that are described herein for any of these products are for illustrative purposes only NXP Semiconductors makes no representation or warranty that such applications will be suitable for the specified use without further testing or modification 12 3 Trademarks Notice All referenced brands product names service names and trademarks are the property of their respective owners 2C bus logo is a trademark of NXP B V NXP B V 2008 All rights reserved User manual Rev 01 15 December 2008 10 of 11 NXP Semiconductors UM10317 13 Contents PCA9633 demonst
11. mming effect PWM Registers Group Registers PWMI PWM2 PWMI PWMO GRPPWM GRPFREQ O30 OF C020 OxFF 0200 Iil 18 75 99 61 32 50 99 61 70 32 0 04 sec Subaddresses SUBADRx SUBADRI E2 susaor2 Ea SUBADRI Es Auto Write On ALLCALLADR E0 Software Reset Send Weite Al Read All UM10317_1 NXP B V 2008 All rights reserved User manual Rev 01 15 December 2008 7 of 11 UM10317 PCA9633 demonstration board OM6282 NXP Semiconductors 8 2 Color mixing and blinking LEDS To set up a blinking demo repeat step 1 through step 7 as in Section 8 1 then do the following 1 In the Mode 2 selection window check the Group Control box to change the mode to blinking 2 Select a color using the PWM cursors 3 To set a blink cycle use the GRPPWM cursor to select the duty cycle and use the GRPFREQ to select the blink frequency For example set the GRPPWM to 0x05 1 95 duty cycle and the GRPFREQ to 0x17 1 second for a short blink every second see Figure 6 Change the GRPPWM to 0x80 50 duty cycle and the LED will be on for 0 5 seconds repeating every second 6 Change the color of the LEDs by selecting a different PWM value for each LED 7 Set the GRPPWM to 0x52 32 duty cycle and the GRPFREQ to 0x01 0 08 second and observe the pattern Change the PWMn values GRPPWM and GRPFREQ values to create different blink patterns Change the L
12. ration board OM6282 12 1 12 2 12 3 13 Introduction 0 0 cece eee eee Features viciadtccicecdeeee hae ieee ae Getting started 000 cee eee eee ASSUMPUONS wts2c bee dee de eee Meo Static handling requirements Minimum system requirements Power requirements 000005 Installation lt ice ee ee eee I2C 2005 1 board and WIN 12CUSB Lite SOMWANE hk chee teena neen An ae wae ead Hes OM6282 connection to 12C 2005 1 board Hardware description 00s0eeees Schematic 0 0 cece eee eee ees OM6282 demonstration board main components 00 eee ee ee eens PCA9633 evaluation steps Color mixing and dimming LEDs Color mixing and blinking LEDS SUPPOMt si ie2 sce tee sees eee cee ee Abbreviations 0 ccc eee ee eee References 005 c cece cece cree eee Legal information 00eeeeeeeee Definitions csse patarme niiae ane DisclaimerS 000200 cee eee ak Trademarks 0000200 eee eee CONN Senpene eee founded by Please be aware that important notices concerning this document and the product s described herein have been included in section Legal information NXP B V 2008 For more information please visit http www nxp com For sales office addresses please send an email to salesaddresses nxp com All rights reserved Date of release 15 December
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